power grids transformation的用法和樣例：
例句
- The financial burden on farmers was reduced due to the upgrading of rural power grids and the readjustment of prices for electricity consumed in the countryside.
通過加快農村電網改造和整頓電價，降低農村用電價格，減輕了農民負擔。 - At present, the Chinese company has won the bid for Timor-Leste National Power Plant and National Electric Network upgrading project.
目前，我企業已中標東國家電廠和全國電網改造項目。
